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Opticks ⠃⠗⠋ braille edition

Grade 1 — uncontracted, letter-for-letter. Translated on this server by our own braille engine (BRF — Braille Ready Format, Library of Congress fdd000551). View Grade 2 instead.

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587,831 braille cells · 621 embossed pages at 40×25 · 1,467 unrepresentable characters omitted

⠁⠃⠕⠥⠞⠀⠊⠞⠎⠀⠠⠁⠭⠊⠎⠂⠀⠁⠝⠙⠀⠋⠕⠥⠝⠙⠀⠞⠓⠁⠞⠀⠺⠓⠑⠝⠀⠞⠓⠑
⠀⠉⠕⠝⠞⠊⠛⠥⠕⠥⠎⠀⠠⠎⠊⠙⠑⠎⠀⠕⠋⠀⠞⠓⠑⠀⠞⠺⠕⠀⠠⠏⠗⠊⠎⠍⠎⠀
⠃⠑⠉⠁⠍⠑⠀⠎⠕⠀⠕⠃⠇⠊⠟⠥⠑⠀⠞⠕⠀⠞⠓⠑⠀⠊⠝⠉⠊⠙⠑⠝⠞⠀⠠⠗⠁⠽⠎⠂
⠀⠞⠓⠁⠞⠀⠞⠓⠕⠎⠑⠀⠠⠗⠁⠽⠎⠀⠃⠑⠛⠁⠝⠀⠁⠇⠇⠀⠕⠋⠀⠞⠓⠑⠍⠀⠞⠕⠀
⠃⠑⠀⠗⠑⠋⠇⠑⠉⠞⠑⠙⠂⠀⠞⠓⠕⠎⠑⠀⠠⠗⠁⠽⠎⠀⠺⠓⠊⠉⠓⠀⠊⠝⠀⠞⠓⠑⠀
⠞⠓⠊⠗⠙⠀⠠⠏⠗⠊⠎⠍⠀⠓⠁⠙⠀⠎⠥⠋⠋⠑⠗⠑⠙⠀⠞⠓⠑⠀⠛⠗⠑⠁⠞⠑⠎⠞⠀
⠠⠗⠑⠋⠗⠁⠉⠞⠊⠕⠝⠂⠀⠁⠝⠙⠀⠏⠁⠊⠝⠞⠑⠙⠀⠞⠓⠑⠀⠠⠏⠁⠏⠑⠗⠀⠺⠊⠞⠓
⠀⠧⠊⠕⠇⠑⠞⠀⠁⠝⠙⠀⠃⠇⠥⠑⠂⠀⠺⠑⠗⠑⠀⠋⠊⠗⠎⠞⠀⠕⠋⠀⠁⠇⠇⠀⠃⠽⠀⠁
⠀⠞⠕⠞⠁⠇⠀⠠⠗⠑⠋⠇⠑⠭⠊⠕⠝⠀⠞⠁⠅⠑⠝⠀⠕⠥⠞⠀⠕⠋⠀⠞⠓⠑⠀
⠞⠗⠁⠝⠎⠍⠊⠞⠞⠑⠙⠀⠠⠇⠊⠛⠓⠞⠂⠀⠞⠓⠑⠀⠗⠑⠎⠞⠀⠗⠑⠍⠁⠊⠝⠊⠝⠛⠀
⠁⠝⠙⠀⠕⠝⠀⠞⠓⠑⠀⠠⠏⠁⠏⠑⠗⠀⠏⠁⠊⠝⠞⠊⠝⠛⠀⠞⠓⠑⠊⠗⠀
⠠⠉⠕⠇⠕⠥⠗⠎⠀⠕⠋⠀⠛⠗⠑⠑⠝⠂⠀⠽⠑⠇⠇⠕⠺⠂⠀⠕⠗⠁⠝⠛⠑⠀⠁⠝⠙⠀
⠗⠑⠙⠂⠀⠁⠎⠀⠃⠑⠋⠕⠗⠑⠆⠀⠁⠝⠙⠀⠁⠋⠞⠑⠗⠺⠁⠗⠙⠎⠀⠃⠽⠀
⠉⠕⠝⠞⠊⠝⠥⠊⠝⠛⠀⠞⠓⠑⠀⠠⠍⠕⠞⠊⠕⠝⠀⠕⠋⠀⠞⠓⠑⠀⠞⠺⠕⠀
⠠⠏⠗⠊⠎⠍⠎⠂⠀⠞⠓⠑⠀⠗⠑⠎⠞⠀⠕⠋⠀⠞⠓⠑⠀⠠⠗⠁⠽⠎⠀⠁⠇⠎⠕⠀⠃⠽⠀⠁
⠀⠞⠕⠞⠁⠇⠀⠠⠗⠑⠋⠇⠑⠭⠊⠕⠝⠀⠧⠁⠝⠊⠎⠓⠑⠙⠀⠊⠝⠀⠕⠗⠙⠑⠗⠂⠀
⠁⠉⠉⠕⠗⠙⠊⠝⠛⠀⠞⠕⠀⠞⠓⠑⠊⠗⠀⠙⠑⠛⠗⠑⠑⠎⠀⠕⠋⠀
⠠⠗⠑⠋⠗⠁⠝⠛⠊⠃⠊⠇⠊⠞⠽⠲⠀⠠⠞⠓⠑⠀⠠⠇⠊⠛⠓⠞⠀⠞⠓⠑⠗⠑⠋⠕⠗⠑⠀
⠺⠓⠊⠉⠓⠀⠑⠍⠑⠗⠛⠑⠙⠀⠕⠥⠞⠀⠕⠋⠀⠞⠓⠑⠀⠞⠺⠕⠀⠠⠏⠗⠊⠎⠍⠎⠀⠊⠎⠀
⠉⠕⠍⠏⠕⠥⠝⠙⠑⠙⠀⠕⠋⠀⠠⠗⠁⠽⠎⠀⠙⠊⠋⠋⠑⠗⠑⠝⠞⠇⠽⠀
⠗⠑⠋⠗⠁⠝⠛⠊⠃⠇⠑⠂⠀⠎⠑⠑⠊⠝⠛⠀⠞⠓⠑⠀⠍⠕⠗⠑⠀⠗⠑⠋⠗⠁⠝⠛⠊⠃⠇⠑
⠀⠠⠗⠁⠽⠎⠀⠍⠁⠽⠀⠃⠑⠀⠞⠁⠅⠑⠝⠀⠕⠥⠞⠀⠕⠋⠀⠊⠞⠂⠀⠺⠓⠊⠇⠑⠀⠞⠓⠑
⠀⠇⠑⠎⠎⠀⠗⠑⠋⠗⠁⠝⠛⠊⠃⠇⠑⠀⠗⠑⠍⠁⠊⠝⠲⠀⠠⠃⠥⠞⠀⠞⠓⠊⠎⠀
⠠⠇⠊⠛⠓⠞⠀⠃⠑⠊⠝⠛⠀⠞⠗⠁⠚⠑⠉⠞⠑⠙⠀⠕⠝⠇⠽⠀⠞⠓⠗⠕⠥⠛⠓⠀⠞⠓⠑⠀
⠏⠁⠗⠁⠇⠇⠑⠇⠀⠠⠎⠥⠏⠑⠗⠋⠊⠉⠊⠑⠎⠀⠕⠋⠀⠞⠓⠑⠀⠞⠺⠕⠀

These are the same pages the .brf download embosses — form-feed breaks and all. BRF opens in braille software (Duxbury, BrailleBlaster), on embossers, and on refreshable displays.